These "demo" products have received the Vitality 4 Life Certified Refurbished Tick, meaning they have passed our strict quality assurance standards and have been refurbished and serviced by a certified technician. Each "demo" product has only been used a very minimal amount of times by Vitality 4 Life staff for demonstration purposes or may simply have a mark on the outer carton and the inner product has not been used at all. All demo products come with full warranty - a testament to the quality of our demo products.